training in that area, particularly from king holmes university of washington who is still there in seattle still a real leader in. and then you go back in 1883 to kinshasa with some of the same same people year in 1876 ebola epidemic waves. during that massive, anybody who's ever been in kinshasa knows what i'm talking about, massive colonial hospital. you say in the vote, you wrote in your diary, incredible coming catastrophe for africa. this is what i want to work on. it will change everything. what was so incredible? but really cannot? >> mommy and that is the way name of the mother. one of the assertion is there the error out there and in all things after them. i'd been there in 76 and here i entered the internal medicine, men, women with young men and women in the states of my age and die, nbc did not kinds of infections, meningitis, you name it. we had like 100 cases and patients coming from central africa and belgium. that's when i went with tom quinn and joe mccormick. it was so overwhelming because they knew it was not there before and also the head of the internal medicine manner